Messiah of Evil (1973)

Arletty (Marianna Hill) is a young woman searching for her father in a quiet California beach town. She is assisted in her search by Thom (Michael Greer), a wealthy young swinger who lives with two women, Laura (Anitra Ford) and Toni (Joy Bang).

Trivia: Willard Huyck and Gloria Katz are a husband and wife team who are best known for their work with George Lucas. They wrote the screenplays for American Graffiti and Howard the Duck. Marianna Hill also acted in the films High Plains Drifter and The Godfather II. She is cousin to General Norman Schwarzkopf.